{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["enabling technology", "biomedical", "process characterization", "process parameter", "machine or equipment", "application"], "input": "Gathering of nitrogen was found more distinct in the coarsening IGA , Widmanstätten austenite ( WA ) than the grain boundary austenite ( GBA ) ."}
{"enabling technology": [], "biomedical": [], "process characterization": [], "process parameter": [], "machine or equipment": [], "application": []}